From: Bart Van Assche <bvanassche@acm.org>
To: "Adrian Hunter" <adrian.hunter@intel.com>,
"Christian Löhle" <CLoehle@hyperstone.com>,
"axboe@kernel.dk" <axboe@kernel.dk>,
"ulf.hansson@linaro.org" <ulf.hansson@linaro.org>,
"linux-mmc@vger.kernel.org" <linux-mmc@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
"Christoph Hellwig" <hch@lst.de>
Cc: Avri Altman <Avri.Altman@wdc.com>,
"vincent.whitchurch@axis.com" <vincent.whitchurch@axis.com>
Subject: Re: [PATCH 0/3] mmc: Improve block layer requeueing behavior
Date: Mon, 21 Nov 2022 11:14:48 -0800 [thread overview]
Message-ID: <bade026a-ec83-7516-d5ef-bb373df48a6e@acm.org> (raw)
In-Reply-To: <5df2c4d5-f426-e3ea-8e6d-f772ec7091b6@intel.com>
On 11/21/22 00:25, Adrian Hunter wrote:
> On 18/11/22 19:27, Bart Van Assche wrote:
>> On 11/18/22 02:47, Adrian Hunter wrote:
>>> Does anyone know why the block layer does not support
>>> (max_hw_sectors << 9) < PAGE_SIZE ?
>>
>> Does this mean that the following patch series would not only be
>> useful for UFS but also for MMC? "[PATCH 00/10] Support DMA segments
>> smaller than the page size"
>> (https://lore.kernel.org/linux-block/20221019222324.362705-1-bvanassche@acm.org/).
>
> That patchset still does not allow max_hw_sectors = 1 which is
> what Christian's case needs.
Hi Adrian,
Why would that patch series not support max_hw_sectors = 1? What am I
overlooking?
Thanks,
Bart.
next prev parent reply other threads:[~2022-11-21 19:15 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-26 7:30 [PATCH 0/3] mmc: Improve block layer requeueing behavior Christian Löhle
2022-11-18 10:47 ` Adrian Hunter
2022-11-18 17:27 ` Bart Van Assche
2022-11-21 8:25 ` Adrian Hunter
2022-11-21 19:14 ` Bart Van Assche [this message]
2022-11-21 19:42 ` Adrian Hunter
2022-11-21 20:00 ` Bart Van Assche
2022-11-22 7:21 ` Avri Altman
2022-11-22 19:29 ` Bart Van Assche
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